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Finding the Third Proportional to 34,680 and 75,264

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Solution

The third proportional to 34,680 and 75,264 is: 163,341.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,680 : 75,264 = 75,264 : x
  2. Step 2: Convert to fraction form
    34,680/75,264 = 75,264/x
  3. Step 3: Cross multiply
    34,680x = 75,264 × 75,264
  4. Step 4: Simplify right side
    34,680x = 5,664,669,696
  5. Step 5: Solve for x
    x = 5,664,669,696/34,680
  6. Step 6: Final answer
    x = 163,341.11

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.